| Vendor | Spec | Unit | Price | Currency | Date |
| Unknown | China national standards | MT | 120.0 | USD | 20201010 |
| Unknown | China national standards | MT | 120.0 | USD | 20201001 |
| Unknown | China national standards | MT | 830.0 | USD | 20201001 |
| Unknown | China national standards | MT | 160.0 | USD | 20201001 |
| Unknown | China national standards | MT | 40.0 | USD | 20200923 |
| Unknown | China national standards | MT | 40.0 | USD | 20200914 |
| Unknown | China national standards | MT | 40.0 | USD | 20200912 |
| Unknown | China national standards | MT | 300.0 | USD | 20200901 |
| Unknown | China national standards | MT | 310.0 | USD | 20200901 |
| Unknown | China national standards | MT | 40.0 | USD | 20200901 |